ATE137347T1 - COMMUNICATIONS PROCESSOR - Google Patents

COMMUNICATIONS PROCESSOR

Info

Publication number
ATE137347T1
ATE137347T1 AT91305592T AT91305592T ATE137347T1 AT E137347 T1 ATE137347 T1 AT E137347T1 AT 91305592 T AT91305592 T AT 91305592T AT 91305592 T AT91305592 T AT 91305592T AT E137347 T1 ATE137347 T1 AT E137347T1
Authority
AT
Austria
Prior art keywords
cpu
dsp
digital signal
processor
unit
Prior art date
Application number
AT91305592T
Other languages
German (de)
Inventor
Safdar M Asghar
John G Bartkowiak
Original Assignee
Advanced Micro Devices Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Advanced Micro Devices Inc filed Critical Advanced Micro Devices Inc
Application granted granted Critical
Publication of ATE137347T1 publication Critical patent/ATE137347T1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G11B7/08529—Methods and circuits to control the velocity of the head as it traverses the tracks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/76—Architectures of general purpose stored program computers
    • G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
    • G06F15/7839—Architectures of general purpose stored program computers comprising a single central processing unit with memory
    • G06F15/7842—Architectures of general purpose stored program computers comprising a single central processing unit with memory on one IC chip (single chip microcontrollers)
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3877—Concurrent instruction execution, e.g. pipeline or look ahead using a secondary processor, e.g. coprocessor
    • G06F9/3879—Concurrent instruction execution, e.g. pipeline or look ahead using a secondary processor, e.g. coprocessor for non-native instruction execution, e.g. executing a command; for Java instruction set
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • G11B19/247—Arrangements for providing constant relative speed between record carrier and head using electrical means
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5526—Control therefor; circuits, track configurations or relative disposition of servo-information transducers and servo-information tracks for control thereof
    • G11B5/553—Details
    • G11B5/5534—Initialisation, calibration, e.g. cylinder "set-up"
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59605—Circuits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59688—Servo signal format patterns or signal processing thereof, e.g. dual, tri, quad, burst signal patterns
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10556—Disposition or mounting of transducers relative to record carriers with provision for moving or switching or masking the transducers in or out of their operative position
    • G11B11/10563—Access of indexed parts
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10595—Control of operating function

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Microcomputers (AREA)
  • Advance Control (AREA)
  • Multi Processors (AREA)
  • Image Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The communications processor of the present invention comprises, in a single integrated circuit chip, the combination of a central processing unit (CPU-200)) having an execution unit (206) with an arithmetic logic unit and accumulators, a program counter, memory (400), a clock generator (202), a timer (212), a bus interface (204), chip select (210) outputs, and an interrupt processor (214); a digital signal processor (DSP-300) having an instruction set to carry out a digital signal processing algorithm, an execution unit for carrying out multiply and accumulate operations and an external interface; an address bus (102) connected between the CPU and the DSP; a data bus (104) connected between the CPU and the DSP; and a static scheduler for statically scheduling execution of the signal processing algorithm between the digital signal processor and the CPU. <IMAGE>
AT91305592T 1990-07-06 1991-06-20 COMMUNICATIONS PROCESSOR ATE137347T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/548,709 US6230255B1 (en) 1990-07-06 1990-07-06 Communications processor for voice band telecommunications

Publications (1)

Publication Number Publication Date
ATE137347T1 true ATE137347T1 (en) 1996-05-15

Family

ID=24190071

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91305592T ATE137347T1 (en) 1990-07-06 1991-06-20 COMMUNICATIONS PROCESSOR

Country Status (8)

Country Link
US (1) US6230255B1 (en)
EP (1) EP0465054B1 (en)
JP (1) JP3320749B2 (en)
AT (1) ATE137347T1 (en)
DE (1) DE69118973T2 (en)
DK (1) DK0465054T3 (en)
ES (1) ES2086487T3 (en)
GR (1) GR3019770T3 (en)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI932051A7 (en) * 1992-05-28 1993-11-29 Hughes Electronics Corp Integrated control and signal processing in a cellular phone
US5555287A (en) * 1992-07-21 1996-09-10 Advanced Micro Devices, Inc. Integrated circuit and cordless telephone using the integrated circuit
US5483577A (en) * 1994-01-24 1996-01-09 Advanced Micro Devices, Inc. Single chip telephone answering machine, telephone, speakerphone, and ADSI controller
US5652903A (en) * 1994-11-01 1997-07-29 Motorola, Inc. DSP co-processor for use on an integrated circuit that performs multiple communication tasks
US5600674A (en) * 1995-03-02 1997-02-04 Motorola Inc. Method and apparatus of an enhanced digital signal processor
US5867726A (en) 1995-05-02 1999-02-02 Hitachi, Ltd. Microcomputer
TW439380B (en) 1995-10-09 2001-06-07 Hitachi Ltd Terminal apparatus
US5784640A (en) * 1996-03-18 1998-07-21 Advanced Micro Devices, Inc. CPU with DSP function preprocessor having look-up table for translating instruction sequences intended to perform DSP function into DSP macros
US5781792A (en) * 1996-03-18 1998-07-14 Advanced Micro Devices, Inc. CPU with DSP having decoder that detects and converts instruction sequences intended to perform DSP function into DSP function identifier
US5794068A (en) * 1996-03-18 1998-08-11 Advanced Micro Devices, Inc. CPU with DSP having function preprocessor that converts instruction sequences intended to perform DSP function into DSP function identifier
US5790824A (en) * 1996-03-18 1998-08-04 Advanced Micro Devices, Inc. Central processing unit including a DSP function preprocessor which scans instruction sequences for DSP functions
US6085314A (en) * 1996-03-18 2000-07-04 Advnced Micro Devices, Inc. Central processing unit including APX and DSP cores and including selectable APX and DSP execution modes
US5754878A (en) * 1996-03-18 1998-05-19 Advanced Micro Devices, Inc. CPU with DSP function preprocessor having pattern recognition detector that uses table for translating instruction sequences intended to perform DSP function into DSP macros
US6032247A (en) * 1996-03-18 2000-02-29 Advanced Micro Devices, Incs. Central processing unit including APX and DSP cores which receives and processes APX and DSP instructions
GB2317467B (en) * 1996-09-23 2000-11-01 Advanced Risc Mach Ltd Input operand control in data processing systems
GB2317465B (en) * 1996-09-23 2000-11-15 Advanced Risc Mach Ltd Data processing apparatus registers.
GB2317469B (en) * 1996-09-23 2001-02-21 Advanced Risc Mach Ltd Data processing system register control
GB2317464A (en) * 1996-09-23 1998-03-25 Advanced Risc Mach Ltd Register addressing in a data processing apparatus
GB2317468B (en) * 1996-09-23 2001-01-24 Advanced Risc Mach Ltd Digital signal processing integrated circuit architecture
US5784602A (en) * 1996-10-08 1998-07-21 Advanced Risc Machines Limited Method and apparatus for digital signal processing for integrated circuit architecture
NO303660B1 (en) * 1996-11-07 1998-08-10 Nera Asa Method and system of quadrature modulation and digital-to-analog conversion
US6609188B1 (en) * 2000-03-31 2003-08-19 Intel Corporation Data flow processor
US6728795B1 (en) * 2000-04-17 2004-04-27 Skyworks Solutions, Inc. DMA channel for high-speed asynchronous data transfer
JP2002055699A (en) * 2000-08-10 2002-02-20 Mitsubishi Electric Corp Audio encoding device and audio encoding method
US7162426B1 (en) 2000-10-02 2007-01-09 Xybernaut Corporation Computer motherboard architecture with integrated DSP for continuous and command and control speech processing
GB0029365D0 (en) * 2000-12-01 2001-01-17 Hitachi Micro Systems Europ Lt Semiconductor device
US7334031B2 (en) * 2001-01-12 2008-02-19 Siemens Medical Solutions Health Services Corporation System and user interface supporting processing and activity management for concurrently operating applications
US7970875B1 (en) 2001-03-23 2011-06-28 Cisco Technology, Inc. System and method for computer originated audio file transmission
US8429211B1 (en) 2001-03-23 2013-04-23 Cisco Technology, Inc. System and method for controlling computer originated audio file transmission
US6703883B2 (en) * 2001-03-29 2004-03-09 Koninklijke Philips Electronics N.V. Low current clock sensor
DE10235544B4 (en) * 2002-03-25 2013-04-04 Agere Systems Guardian Corp. Method for improved data communication due to improved data processing within a transceiver
TW581951B (en) * 2002-06-07 2004-04-01 Mediatek Inc Method and architecture of digital signal processor using CPU to assist in querying parameter tables
US7307977B1 (en) 2002-10-01 2007-12-11 Comsys Communication & Signal Processing Ltd. Information transfer and interrupt event scheduling scheme for a communications transceiver incorporating multiple processing elements
US7111089B2 (en) * 2002-12-23 2006-09-19 Motorola, Inc. Programmable scheduler for digital signal processor
JP2005151299A (en) * 2003-11-18 2005-06-09 Sanyo Electric Co Ltd Radio communication apparatus, error correction method and error correction program
TWI278748B (en) * 2003-12-05 2007-04-11 Mediatek Inc Virtual first-in, first-out DMA device
JP2007156824A (en) * 2005-12-05 2007-06-21 Nec Electronics Corp Processor system and task control method
US7589651B1 (en) * 2006-08-25 2009-09-15 Altera Corporation Flexible signal detect for programmable logic device serial interface
US8254974B2 (en) * 2009-12-10 2012-08-28 Motorola Solutions, Inc. Method for facilitating transmission of data in a communication system
KR101999509B1 (en) 2017-03-24 2019-07-11 미쓰비시덴키 가부시키가이샤 Circuit board

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4942516A (en) 1970-12-28 1990-07-17 Hyatt Gilbert P Single chip integrated circuit computer architecture
JPS56123002A (en) 1980-03-03 1981-09-26 Sharp Corp Electronic apparatus
US4393468A (en) 1981-03-26 1983-07-12 Advanced Micro Devices, Inc. Bit slice microprogrammable processor for signal processing applications
US4635211A (en) 1981-10-21 1987-01-06 Sharp Kabushiki Kaisha Speech synthesizer integrated circuit
US4493036A (en) * 1982-12-14 1985-01-08 Honeywell Information Systems Inc. Priority resolver having dynamically adjustable priority levels
US4639877A (en) 1983-02-24 1987-01-27 Jostens Learning Systems, Inc. Phrase-programmable digital speech system
DE3314600A1 (en) 1983-04-22 1984-10-25 Standard Elektrik Lorenz Ag, 7000 Stuttgart Digital signal processor for real-time operation
US4523055A (en) 1983-11-25 1985-06-11 Pitney Bowes Inc. Voice/text storage and retrieval system
US4641238A (en) 1984-12-10 1987-02-03 Itt Corporation Multiprocessor system employing dynamically programmable processing elements controlled by a master processor
US4794517A (en) 1985-04-15 1988-12-27 International Business Machines Corporation Three phased pipelined signal processor
US4969193A (en) 1985-08-29 1990-11-06 Scott Instruments Corporation Method and apparatus for generating a signal transformation and the use thereof in signal processing
US4718057A (en) 1985-08-30 1988-01-05 Advanced Micro Devices, Inc. Streamlined digital signal processor
DE3575829D1 (en) 1985-10-30 1990-03-08 Ibm SYNCHRONIZED SYSTEM FOR SEVERAL SIGNAL PROCESSORS.
EP0243479A4 (en) 1985-10-30 1989-12-13 Central Inst Deaf Speech processing apparatus and methods.
US4791590A (en) 1985-11-19 1988-12-13 Cornell Research Foundation, Inc. High performance signal processor
US4870699A (en) 1986-03-26 1989-09-26 General Electric Company Method and apparatus for controlling the frequency of operation and at least one further variable operating parameter of a radio communications device
CA1279393C (en) 1987-01-23 1991-01-22 A. David Milton Digital signal processing system
US4868867A (en) 1987-04-06 1989-09-19 Voicecraft Inc. Vector excitation speech or audio coder for transmission or storage
US4926355A (en) 1987-07-02 1990-05-15 General Datacomm, Inc. Digital signal processor architecture with an ALU and a serial processing section operating in parallel
US4896576A (en) * 1987-07-30 1990-01-30 Casio Computer Co., Ltd. Accompaniment line principal tone determination system
JPH01147656A (en) * 1987-12-03 1989-06-09 Nec Corp Microprocessor
US5029079A (en) 1988-08-04 1991-07-02 Array Microsystems, Inc. Apparatus and method for flexible control of digital signal processing devices
US5293586A (en) * 1988-09-30 1994-03-08 Hitachi, Ltd. Data processing system for development of outline fonts

Also Published As

Publication number Publication date
JPH0738509A (en) 1995-02-07
DE69118973D1 (en) 1996-05-30
EP0465054B1 (en) 1996-04-24
EP0465054A1 (en) 1992-01-08
JP3320749B2 (en) 2002-09-03
DE69118973T2 (en) 1997-01-09
US6230255B1 (en) 2001-05-08
DK0465054T3 (en) 1996-09-02
GR3019770T3 (en) 1996-07-31
ES2086487T3 (en) 1996-07-01

Similar Documents

Publication Publication Date Title
ATE137347T1 (en) COMMUNICATIONS PROCESSOR
DE69527210D1 (en) DATA PROCESSING CIRCUITS AND INTERFACES
US3962682A (en) Split low order internal address bus for microprocessor
DE69907787D1 (en) Processor with breakpoint circuit
JPS6117484Y2 (en)
TW338817B (en) Computer system with touchpad support in operating system
CA1250666C (en)
EP0351984A3 (en) Programmable interface for computer system peripheral circuit card
US4503511A (en) Computing system with multifunctional arithmetic logic unit in single integrated circuit
US5041969A (en) Microprocessor and data processor using the former
US4037204A (en) Microprocessor interrupt logic
Lanneer et al. Open-ended system for high-level synthesis of flexible signal processors
JP2004005603A (en) Method and device for performing repeated block instruction by zero cycle overhead along nested loop
US5426742A (en) Microprocessor for supplying branch condition indicating signal in response to execution of conditional branch instruction
Simar et al. A 40 MFLOPS digital signal processor: The first supercomputer on a chip
KR940006829B1 (en) Interruptable digital processor
RU2024927C1 (en) Microprocessor
Yang et al. MetaCore: a configurable & instruction-level extensible DSP core
Takamine et al. Clock event suppression algorithm of VELVET and its application to S-820 development
KR100240658B1 (en) Hierarchical controller and interrupt management circuit for high-level synthesis
JP3116444B2 (en) Semiconductor computing equipment and electronic equipment
JPH0319578B2 (en)
JPS6354630A (en) Data processor
Chen A High speed 16-bit RISC processor chip
KR20000002638A (en) Semiconductor integrated circuit with processor embedded

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee